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| Year | Trade Value | Weight (kg) | Quantity |
| 2005 | $28,350 | 28,280 | 28,280 |
| 2006 | $9,184 | 3,565 | 3,565 |
| 2007 | $25,744 | 2,580 | 2,580 |
| 2008 | $21,650 | 4,659 | 4,659 |
| 2009 | $16,273 | 10,410 | 10,410 |
| 2010 | $14,057 | 8,705 | 8,705 |
| 2011 | $8,072 | 3,978 | 3,978 |
Note: Quantity represents Weight in kilograms
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